CM3511 Datasheet, PDF (4/13 Pages) California Micro Devices Corp – Dual USB Overcurrent Switch 1.2A (VCC) / 200mA (VSBY)

CALIFORNIA MICRO DEVICES
Note 1: Parts are shipped in Tape & Reel form unless otherwise specified.
PRELIMINARY
CM3511
OC# Response to Momentary Overcurrent Fault
I_OUT
>1200mA
<1200mA
V_OUT
I V_OUT drops to reduce _OUT
OC#
DieTemp.
OC# goes active
after 10ms (min)
20ms (typ.) delay
OC# goes inactive as
soon as overcurrent
condition stops
<150’C
I_OUT
V_OUT
OC# Response to Continuous Overcurrent Fault
>1200mA
V_OUT drops to reduce I_OUT
Total powerdown when
over-temperature limit
reached
Re-powers when
temperature drops
to 125’C
OC#
OC# goes active
after 10ms (min)
20ms (typ.) delay
OC# stays low
Die Temp.
TMAX = 150’C
150’C
TMIN = 125’C
Note: The other port stays on (unless it is also in current limit.)
© 2003 California Micro Devices Corp. All rights reserved
11/10/03 ^{430 N. McCarthy Blvd, Milpitas, California 95035 Tel: [phone] Fax: [phone]}
www.calmicro.com
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